Leiden University publishes the highest percentage of preprints in the Netherlands. Why is that and why post your article online before it has been peer reviewed? Professor of Quantitative Science Studies and keen preprint poster Ludo Waltman explains.

Assistant professor Stephanie Noach has won the Dissertation Prize of the Praemium Erasmianum Foundation. She is receiving this prestigious prize for her research on darkness in contemporary art from Latin America and the Caribbean.

Joëlle Koning has been appointed as Head of Student Affairs (OSZ) in the Faculty of Humanities from 1 July.

Liveable Planet, the Leiden interdisciplinary research programme on sustainability, has a full presence at the LUGO Sustainability Day on Tuesday 9 May. Professor Jan Willem Erisman will deliver the keynote lecture. You can also ask questions about sustainability research and interdisciplinary collaboration…

It is sufficiently plausible that the professor from the Faculty of Archaeology exhibited the ‘inappropriate and unacceptable behaviour’ detailed in the advice of the investigating committee. That is is unless the professor provides counter-evidence. This is the conclusion of the Subdistrict Court…

Since January 2026, Alex Geurds has been the new Dean of the Faculty of Archaeology. His start was calmer than many expected, but behind that calm lies a period of exploration, listening, and strategic forward thinking.

Organisation

With funding from the Work Experience Fund, the Work Balance in Action core group aims to ease teachers' workload.

Rafal Matuszewski has been unanimously elected to the Board of the Young Academy of Europe.

Assistant professor Ancient History Rafal Matuszewski has been honored with the prestigious 2026 Friedrich Wilhelm Bessel Research Award from the Alexander von Humboldt Foundation. This distinguished award, accompanied by 60,000 € in funding, recognizes Matuszewski’s outstanding contributions to research…

From researching plastic pollution to caring for injured wildlife, volunteers play a crucial role in conservation. But much of the valuable knowledge they gather remains unused.

LUCSoR is happy to welcome Verena Myer, researcher and lecturer in Islam in South and South-East Asia to the staff. In this interview she will discuss the course she is teaching, as well as her upcoming book.

Alumna Tiziana Lippiello became the first female rector magnificus of Ca’ Foscari University of Venice last year. In this way, she hopes to contribute to emancipation in the academic world: 'We need more women here.'

For the academic year 2025-2026, nine (teams of) teachers will receive a Grassroots or Grass shoots grant. Here you can read about their projects.

Als nieuwe hoogleraar Ontwikkelingspsychologie pleit Anna van Duijvenvoorde voor meer samenwerking in de wetenschap. Daarom moedigt ze jonge onderzoekers zich aan te melden bij een netwerk. ‘Het biedt je een bredere blik op de wetenschappelijke wereld.’

‘Quantum technology is going to change the world, but most people don’t feel connected to it. I want to change that,’ says Julia Cramer, assistant professor at Leiden University. Known for her passion for science communication, Cramer actively seeks opportunities to share the wonders of quantum technology…

The introductory meeting of the new evening track Management and Consultancy (MSc Management Public Sector) was held on Thursday 3 February at Wijnhaven. Prof. dr. Frits van der Meer, in charge of the professional Public Administration master programme, welcomed the first cohort of students together…

As both old and new democracies experience increasing democratic backsliding, there is a critical societal need to rethink the design and effectiveness of democratic checks and balances. In this conference on Friday 9 June, the aim is to explore multidisciplinary insights about what makes the checks…

For the past year, Anne Wellink represented students' interests on the Faculty Board. As of September, Nova Verkerk will take over. In this interview, the two of them look back and ahead to the future.

In mid-March 2020, the global coronavirus outbreak changed everything in the Netherlands. Staying at home as much as possible and the 1.5 metre rule became the standard. One year on, we reflect on the past year with four Leiden Law School ‘insiders’. What kind of year did they have? And what are their…

On Thursday 1 February, the symposium ‘On interdisciplinary collaboration: How do we foster connections?’ will take place. The event will discuss lessons learned, but also look at the future. An essential event for every Leiden researcher who is involved in an interdisciplinary collaboration, or would…

All persons making use of Leiden University buildings and grounds must comply with the general University house rules. These are listed in the Regulations on the Use of University Buildings, Grounds and Other Facilities, and are intended to guarantee order and safety for guests and staff alike.

Eduard Fosch-Villaronga from Leiden University has been awarded a Starting Grant by the European Research Council (ERC). This grant of 1.5m euros enables talented early-career scholars to start their own pioneer project, lead a research team, and implement their best ideas at the frontiers of their…

Education, Research

Education, Research

As a teacher you are expected to provide and sign the results obtained by your students. Please follow the instructions below for smooth processing by the Science Student Administration:

At the request of the Executive Board, the Honours Academy is working on a revision of our honours education and the way it is organised. This article tells you what is going to change and who will be affected.

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life. On March 13, 2026, he is on a knowledge mission to South America.

The student assessor: the one student member of the Faculty Board who attends all important meetings and project discussions. The assessor represents students – one of the key target groups – in the faculty’s administrative decisions. The current assessor, Hannah Saberi, will pass over the reins to…

Technology holds so much promise – from self-driving cars to enhanced physical performance from smart implants under the skin. But we should not let ourselves be caught off guard. That is the message of Bart Custers, Professor of Law and Data Science in his inaugural lecture on 21 May. ‘We don’t talk…

Research

From 29 – 31 May, second-year students of the Advanced MSc in International Relations and Diplomacy (MIRD) took part in the programme's annual visit to Geneva, Switzerland. Students participated in various institutional visits, and got to hear first-hand from practitioners and experts on a variety of…

On Monday, 15 June, the session ‘Failing Forward – Turning Rejection into Future Opportunities’ will take place, focusing on open conversations about rejection, resilience, and learning in academic life. Ahead of the session, organiser Billy Tsagkroni and speaker Eveline Crone share their perspectives…

Sander van der Horst recently joined the Institute for History and the Royal Institute for Southeast Asian and Caribbean Studies (KITLV-KNAW). He is a PhD candidate in Cultural Histories & Decolonization in Southeast Asia. Below, he introduces himself.

On August 18, 2022, Henk Bodewitz, distinguished Indologist and emeritus professor of Sanskrit at Leiden University, passed away in his hometown of Utrecht.

Leiden University is a member of the Una Europa European alliance. This partnership of 11 research-intensive universities is working to shape the university of the future.

Thirteen Leiden University exchange projects have been awarded an Erasmus+ International Credit Mobility grant. The total award of around 450,000 euros will enable 103 students and staff to go on an exchange.

Frans de Haas, professor of Ancient and Medieval Philosophy and Director of the Dutch Research School of Philosophy, will join the management team of the MI on a temporary basis, in any event until 1 January 2022, in the role of Scientific Director-Change Manager.

Annetje Ottow is stepping down as President of Leiden University’s Executive Board on 1 September 2025 after almost five years in the role. She looks back at the highs and lows – and ahead to what’s next.

ChatGPT, the text-generating chatbot, has recently become available for anyone to use. Is this artificial intelligence (AI) tool a threat to our teaching?

Organisation

Many poor people in Indonesia mainly rely on their family members, neighbours and the local community as a social safety net. One of the forms of aid from the community is called ‘jimpitan’ in Central Java. PhD candidate Ayu Swaningrum researched how this social security system works.

Leiden University has joined the Hague Climate Agreement. This comprises 38 climate deals aimed at making The Hague climate neutral by 2030.

Our university labs are bursting with cutting-edge research, but how do you commercialise these inventions and discoveries or translate them into outcomes that benefit society? Professor of biological chemistry Nathaniel Martin started a spin-off company with his team. ‘When it comes to valorisation…

Monica den Boer, who has decades of experience within police and defence and was also active as a Member of Parliament (D66), has been appointed extraordinary professor of Police Studies.

Due to gaps in working conditions regulations, airline pilots and crew are suffering from fatigue and inadequate protection in general. Leiden PhD student Yuran Shi investigated how international law can help improve working conditions and safety in the aviation sector.

The challenge: take three hundred students from vastly varying disciplines and teach them the basics of academic thinking in twelve lessons. Impossible? Professor Ben Arps and his team of tutors succeeded. It resulted in a large amount of positive student evaluations.

She walked into the Sylvius building as a wide-eyed twenty-something in 1984, and next year, she’ll be leaving us as a soon-to-be retiree in her sixties. Ine Tijdens (66) reflects on more than four decades at LACDR. ‘One year, I got a little whip for Sinterklaas. That says something about my persona…